Other places on the hybrid free parking list include New Haven, Connecticut, Fresno, California, and Albuquerque, New Mexico.

NPR: Cities Offer Free Parking to Hybrid Drivers

And license-plate readers mounted on patrol cars scan traffic and parking lots, comparing a list of known stolen plate numbers to what the camera sees.

FORBES: Your 1990s Honda Accord Is Shark Bait

In a 2006 paper, economists Raymond Fisman and Edward Miguel, of Columbia and Berkeley, respectively, compiled a comprehensive list of diplomatic parking violations and staffing levels to find the countries with the most violations per U.N. diplomat.

FORBES: The World's Most Corrupt Diplomats, As Told Through Parking Tickets [Map]